background: globozoospermia is a severe form of teratozoospermia (incidence < 0.1%) in infertile men that is characterized by round headed sperm and acrosomeless in semen. objective: to compare the semen parameters, protamine deficiency, and apoptosis in ejaculated spermatozoa between globozoospermic and normozoospermic men. materials and methods: thirty six semen samples were divided into two ...

background: pentoxifylline (px) is a methyl xanthine derivative that influences the sperm motion characteristics and l-carnitine (l-c) is an amino acid that is naturally produced in the body. in general, separate administration of px and l-c has been reported to be effective on preserving sperm motility in vitro, and also when is consumed orally by the idiopathic oligoasthenoteratozoospermia (i...

infertility is one of the most stressful conditions amongst married couples. male factor infertility is implicated in almost half of these cases. recent advances in the field of reproductive medicine have focused the attention of many researchers to consider reactive oxygen species (ros) as one of the mediators of infertility causing sperm dysfunction. although, ros is involved in many physiolo...

background: previous researches about the effect of smoking on semen quality are contradictory, and the mechanism behind the harmful effect of smoking on semen quality still remains unclear until today. objective: the objectives of this study are evaluation of the relationship between smoking and fertility, investigation of the effects of cigarette smoking on sperm parameters and detection of p...

aim and background: insomnia, one of the prevalent disorders, in many cases is considered as a sign associated with physical and mental disorders. the present study aimed to investigate the effectiveness of cognitive-behavioral group therapy on these symptoms among male prisoners. methods and materials: subjects of this experimental study were 28 male prisoners in central prison of shiraz who w...

conclusions our results show that oxidative stress could play an important role in male infertility as well as in sperm motility and sperm morphology. patients and methods this case control study was conducted using 35 men with idiopathic infertility and 34 men with proven fertility. seminal plasma tac and mda were measured by ferric reducing ability of plasma (frap) and thiobarbituric acid (tb...

background the hippocampus is responsible for memory. a diet full of antioxidants improves brain damage and cognitive function. regard the antioxidant effects of zingiber officinalis (ginger) and its flavonoids components. objectives the aim of this study was to evaluate the effect of the extract of ginger on memory by using hippocampus tissue of the male offspring of rats. materials and method...

abstract [1]   background and objective: the recent studies showed that the prevalence of psychiatric disorders and neurological soft signs in aggressive persons and murderers are more than general populations. the aim of this study was to determine the frequency of prisoners’ neurological soft signs (nss) and its association with crime subgroups in rudsar prison. methods: in a cross sectional ...

background: although the effectiveness of ginger as an antioxidant agent has been exploited, little human research has been conducted on its activity on male reproductive functions. objective: this study was designed to investigate the effects of ginger (zingiber officinale) on sperm dna fragmentation (sdf) in infertile men. materials and methods: this randomized double-blind, placebo-controlle...